#509F22#509F22

#509F22 is a light, vivid yellow-green. Relative luminance 0.266; OKLCH L 62.8% C 0.174 H 136.8°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#509F22
RGB	rgb(80, 159, 34)
HSL	hsl(98, 65%, 38%)
HSV	hsv(98, 79%, 62%)
CMYK	cmyk(49.7%, 0%, 78.6%, 37.6%)
CIE-LAB	lab(58.62, -45.58, 53.37)
CIE-LCH	lch(58.62, 70.18, 130.50°)
OKLab	oklab(62.81% -0.1267 0.1188)
OKLCH	oklch(62.81% 0.174 136.8)
XYZ	xyz(15.9947, 26.6161, 5.8077)
Luminance	0.2662 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509F22 #71229F

analogous

#8E9F22 #509F22 #229F32

triadic

#509F22 #22509F #9F2250

tetradic

#509F22 #228E9F #71229F #9F3222

square

#509F22 #228E9F #71229F #9F3222

split-complementary

#509F22 #32229F #9F228E

monochromatic

#1D3A0C #376D17 #509F22 #69D12D #8DDD5F

Accessibility & contrast

On white

3.32

#509F22 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#509F22 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509F22

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509F22	#FFFFFF	#000000	##000000
##509F22	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9A8B30

Tritanopia (blue-blind)

#4B9988

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #509f22;
/* rgb */ color: rgb(80, 159, 34);
/* oklch */ color: oklch(62.8% 0.174 136.8);

Tailwind

colors: {
  custom: {
    50: '#89bc67',
    500: '#509f22',
    950: '#000000',
  },
}

SCSS

$custom: #509f22;
$custom-light: #89bc67;
$custom-dark: #000000;

JSON

{
  "hex": "#509f22",
  "rgb": {
    "r": 80,
    "g": 159,
    "b": 34
  },
  "hsl": {
    "h": 97.92,
    "s": 64.767,
    "l": 37.843
  },
  "oklch": {
    "l": 0.62811,
    "c": 0.17365,
    "h": 136.8
  },
  "luminance": 0.26617
}

Semantic roles & 50–950 ramp

primary

#509F22

secondary

#9C5BC1

accent

#40E8AA

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #509F22

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →